/
layout.go
46 lines (35 loc) · 968 Bytes
/
layout.go
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package kartoffelchen
import (
"bitbucket.org/zombiezen/gopdf/pdf"
"github.com/manythumbed/kartoffelchen/time"
"sort"
)
type Bar struct {
Number int
Events []Event
}
type events []Event
func (e events) Len() int { return len(e) }
func (e events) Swap(i, j int) { e[i], e[j] = e[j], e[i] }
func (e events) Less(i, j int) bool { return e[i].Position.Less(e[j].Position) }
func Bars(signature time.TimeSignature, start time.Position, element Element) []Bar {
bars := []Bar{}
eventList := events(element.Events(start))
sort.Sort(eventList)
limit := start.Add(signature.DurationOfBar())
bar := Bar{1, []Event{}}
for _, e := range eventList {
if !e.Position.Less(limit) {
limit = limit.Add(signature.DurationOfBar())
bars = append(bars, bar)
bar = Bar{bar.Number + 1, []Event{}}
}
bar.Events = append(bar.Events, e)
}
bars = append(bars, bar)
return bars
}
func output() pdf.Document {
doc := pdf.New()
return *doc
}